Kenwood M1GD50 - Manual (Page 28)

English 
Error messages
Message Remedy
Not enough memory, Need 4MB free space The memory capacity is low.
An idle space of 4 MB is required to store the system information of the Player.
Delete some files to increase the idle space.
File system error An error occurred in the file system of the Player.
Format the Player (page 16).
Unsupported file An attempt is made to play a file that is not supported by the Player.
For the file formats supported by the Player, see <Specifications> (page 30).
No playback license A music track with DRM cannot be played because the license is expired or a
music track with DRM has been transferred using an application other than
Windows Media Player.
No contents The Player does not store a playable music file such as the ones transferred
from the PC.
Please wait The music information in the memory is being updated. Wait until the
updating completes.
Low battery The remaining battery capacity is low. Recharge the battery.
Glossary
DRM 10 (Digital Rights Management 10):
A copyright protection technology of
Microsoft Corp., that was incorporated
since Windows Media Player 10. It is
compatible with fixed-rate distribution as
well as traditional copy protection.
MP3:
An international data compression
standard of MPEG, which is a working
group in ISO (International Standardization
Organization). It offers compression rates
between about 1/10 and 1/12.
MSC (Mass Storage Class):
USB device type that is classified as a large-
capacity storage device, the examples of
which include a hard disk drive and CD
drive.
When an MSC device is connected to a
PC, the PC recognizes the device just like
a removable disk, with which files can be
exchanged easily using the standard drag
& drop operation.
MTP (Media Transfer Protocol):
Data transfer protocol developed by
Microsoft Corp. The data protected with
DRM10 can be transferred using the MTP.
Music files downloaded from a fixed-
rate music distribution service can be
transferred to the Player using this mode.
Tag data:
Information on each audio file, including
the music title, artist name, album name
and genre name.
WMA (Windows Media Audio):
An audio compressed encoding format
developed by Microsoft Corporation. Also
the extension used with audio files created
using WMA.
Appendix